MALICIOUS
124
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded links pointing to various domains, characteristic of a link farm. The 'PDF_SEO_DISPOSABLE_LINK_FARM' heuristic and the ML classifier's high confidence score indicate a malicious intent, likely for phishing or distributing further malware. The ClamAV detection confirms its malicious nature.
Machine Learning
- Nyx PDF Classifier malicious score 0.8833
Heuristics 4
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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External URI info PDF_URIPDF contains an external URL action
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL https://www.osgeurope.com/sites/osg-corporate.dev/files/webform/7486912807.pdf In PDF document text
- https://architecturaldesigninc.com/sites/default/files/vudezuluxi.pdfIn PDF document text
- https://www.jsif.org/sites/default/files/webform/kedoruxanagavapiwo.pdfIn PDF document text
- https://grossenbacher.co.nz/en/system/files/avoidance-training-certificates/4264017636.pdfIn PDF document text
- https://ambrose.edu/sites/default/files/webform/28961662769.pdfIn PDF document text
- https://www.natsihwa.org.au/sites/default/files/webform/doxuwekuwazomiloxeri.pdfIn PDF document text
- https://grossenbacher.co.nz/en/system/files/avoidance-training-certificates/3242210986.pdfIn PDF document text
- https://www.a1touchsolution.nl/sites/default/files/tarutemivejumariwara.pdfIn PDF document text
- https://www.mothercare.ro/sites/default/files/webform/resumes/49428740932.pdfIn PDF document text
- http://www.pbttphtk.gov.my/sites/default/files/webform/33269367294.pdfIn PDF document text
- https://ambrose.edu/sites/default/files/webform/gewematumupam.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/1xuhb7AK25c/uplcv?utm_term=stihl+portable+chainsaw+sharpener+manualPDF link annotation
- https://community.princeton.edu/system/files/webform/13590028771.pdfIn PDF document text
- https://www.ice.cam.ac.uk/sites/www.ice.cam.ac.uk/files/webform/7842358922.pdfIn PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0001187a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1187A | 2888 bytes |
SHA-256: daa464992833498aeea8162072d590ce607b5a38febd641a4b4e7fef94ab354e |
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font_01_sfnt_off000122c4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x122C4 | 5508 bytes |
SHA-256: fd657284fb9b50b609da7e24f9bb4bf76c8d2760d55e13a48b7bb2904cf20087 |
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